Casale Monferrato vs Ceglie Messapico AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Casale Monferrato and Ceglie Messapico. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Casale Monferrato (63-pt gap)PM2.5: Casale Monferrato 19.4 ug/m3 · Ceglie Messapico 77.6 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-01-01–2024-12-10 and 2024-01-01–2024-12-30.

Compare two cities

City A

City B

Casale Monferrato vs Ceglie Messapico

Casale Monferrato

Piedmont, Italy

PM2.5: 19.4 ug/m3
PM10: 21.1 ug/m3
Worst month: November
Trend: n/a

EPA category: Good

Ceglie Messapico

Puglia, Italy

PM2.5: 77.6 ug/m3
PM10: n/a ug/m3
Worst month: November
Trend: n/a

EPA category: Moderate

Lower average AQI in this selected period: Casale Monferrato. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Casale Monferrato

Ceglie Messapico

184

177

265

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.